/Engine/Source/Editor/MaterialEditor/Public/FindInMaterial.h
Get the children of a row
void OnGetChildren ( [FSearchResult](API\Editor\MaterialEditor\SFindInMaterial\FSearchResult) InItem, [TArray](API\Runtime\Core\Containers\TArray)< [FSearchResult](API\Editor\MaterialEditor\SFindInMaterial\FSearchResult) > & OutChildren )